Hydraulic and earth engineering – Soil remediation – In situ contaminant removal or stabilization
Patent
1993-09-01
1994-12-06
Suchfield, George A.
Hydraulic and earth engineering
Soil remediation
In situ contaminant removal or stabilization
166245, 166292, 588252, 588256, E02D 312, E02D 518
Patent
active
053704789
ABSTRACT:
Process for hydraulically guiding a layer of gellable grout solution (containing water-soluble Al or Fe salts, alkali metal silicates, or silica sols) to form a sealed confining layer beneath or around a contaminated zone beneath the water table which prevents both lateral and down-ward movement of contaminants or contaminated water.
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patent: 3318380 (1967-05-01), Tenny
patent: 3375872 (1968-04-01), McLaughlin et al.
patent: 3722593 (1973-03-01), Poettmann
patent: 4615643 (1986-10-01), Gouvenot
patent: 4637462 (1987-01-01), Grable
patent: 4705431 (1987-11-01), Gadelle et al.
patent: 4732213 (1988-03-01), Bennett et al.
patent: 4790688 (1988-12-01), Castor
patent: 5002431 (1991-03-01), Heymans et al.
Bartlett Craig L.
Cline Stephen P.
Epps David E.
Jurinak Jeff J.
Noll Mark R.
E. I. Du Pont de Nemours and Company
Feeny Charles E.
Suchfield George A.
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